scrup.rb

#!/usr/bin/ruby

require 'digest/sha1'
require 'tempfile'
require 'fileutils'

URL  = 'YOUR_URL'

SSH_HOST     = 'YOUR_HOST'
SSH_HOST_DIR = "#{SSH_HOST}:PATH_ON_SERVER"

SCP_COMMAND = [ 'scp' ]

def sha1(fname)
  Digest::SHA1.hexdigest(Time.now.to_s+fname)[0,10] + fname[/(\.\w+)/, 1]
end

if ARGV.include?('-h')
  puts <<-EOF
Usage: #{File.basename($0)} [options]"
  Take a screenshot and upload it to the server.
  Options are passed to scrot.
  Best use:
  -s    interactively choose a window or rectangle with the mouse
  EOF
  exit 1
end

scrnshot = ['scrot'] + ARGV
tmpfile = Tempfile.new(["screenshot", ".png"])
tmpfile.close
file_path = tmpfile.path
filename = File.basename file_path
scrnshot << file_path

puts '> '+scrnshot*' '
if !system(*scrnshot)
  puts "screenshot failed!"
  exit 1
end

FileUtils.chmod 0644, file_path

`notify-send "scrup" "Screenshot taken. Uploading..."`

onlinename = sha1(filename)

com = SCP_COMMAND << file_path << "#{SSH_HOST_DIR}/#{onlinename}"
puts '> '+com*' '
if system(*com)
  url =  "#{URL}/#{onlinename}"
  puts url
  `xdg-open #{url}`
else
  puts "upload failed!"
  exit 1
end